Corner bookmark



FIG. 1 is a perspective view of a corner bookmark, showing my new design, the broken line depiction of a book included for illustrative purposes only and forming no part of the claimed invention;

FIG. 2 is a left side elevation of the corner bookmark illustrated in FIG. 1, the right side of the corner bookmark being a mirror image of the left side;

FIG. 3 is a top plan view thereof;

FIG. 4 is a rear elevation view thereof; and,

FIG. 5 is a front elevation view thereof. 

The ornamental design for a corner bookmark, as shown and described. 